AmBev's Brazilian market share registered a slight rise in May, according to figures released this week. The brewer saw market share rise to 66% in May, compared to 65.4% in April, according to data from market research organisation AC Nielsen.

All of AmBev's beer brands - Brahma, Skol and Antarctica - increased their share of the market last month.

AmBev's bitter rival in its home market, Schincariol, saw its market share drop by 0.1% last month to 11.6% from 11.7% in April.

The market share for Molson, which sell Kaiser and Bavaria in the country, fell to 7.7% last month. Although April's figures for Molson were not available, at the beginning of 2003, Kaiser held an 11% market share.